diff options
author | Joshua Haberman <jhaberman@gmail.com> | 2019-01-12 16:15:46 -0800 |
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committer | Joshua Haberman <jhaberman@gmail.com> | 2019-01-12 16:15:46 -0800 |
commit | d2f9bec5c6f3c34362cf13e35e11d3dbc7888a32 (patch) | |
tree | 7a2d1f3e34ea5ad6486cbb56da8b6ed49a123690 /upb/sink.h | |
parent | 0553eff64a87eceff0de3b6260b4f2d45b61703a (diff) |
Removed old-style C++ handlers that relied on UB in favor of more normal ones.
Diffstat (limited to 'upb/sink.h')
-rw-r--r-- | upb/sink.h | 603 |
1 files changed, 273 insertions, 330 deletions
@@ -22,17 +22,177 @@ #ifdef __cplusplus namespace upb { -class BufferSink; -class BufferSource; class BytesSink; class Sink; } #endif -UPB_DECLARE_TYPE(upb::BufferSink, upb_bufsink) -UPB_DECLARE_TYPE(upb::BufferSource, upb_bufsrc) -UPB_DECLARE_TYPE(upb::BytesSink, upb_bytessink) -UPB_DECLARE_TYPE(upb::Sink, upb_sink) +/* upb_sink *******************************************************************/ + +UPB_BEGIN_EXTERN_C + +typedef struct { + const upb_handlers *handlers; + void *closure; +} upb_sink; + +#define PUTVAL(type, ctype) \ + UPB_INLINE bool upb_sink_put##type(upb_sink *s, upb_selector_t sel, \ + ctype val) { \ + typedef upb_##type##_handlerfunc functype; \ + functype *func; \ + const void *hd; \ + if (!s->handlers) return true; \ + func = (functype *)upb_handlers_gethandler(s->handlers, sel, &hd); \ + if (!func) return true; \ + return func(s->closure, hd, val); \ + } + +PUTVAL(int32, int32_t) +PUTVAL(int64, int64_t) +PUTVAL(uint32, uint32_t) +PUTVAL(uint64, uint64_t) +PUTVAL(float, float) +PUTVAL(double, double) +PUTVAL(bool, bool) +#undef PUTVAL + +UPB_INLINE void upb_sink_reset(upb_sink *s, const upb_handlers *h, void *c) { + s->handlers = h; + s->closure = c; +} + +UPB_INLINE size_t upb_sink_putstring(upb_sink *s, upb_selector_t sel, + const char *buf, size_t n, + const upb_bufhandle *handle) { + typedef upb_string_handlerfunc func; + func *handler; + const void *hd; + if (!s->handlers) return n; + handler = (func *)upb_handlers_gethandler(s->handlers, sel, &hd); + + if (!handler) return n; + return handler(s->closure, hd, buf, n, handle); +} + +UPB_INLINE bool upb_sink_putunknown(upb_sink *s, const char *buf, size_t n) { + typedef upb_unknown_handlerfunc func; + func *handler; + const void *hd; + if (!s->handlers) return true; + handler = + (func *)upb_handlers_gethandler(s->handlers, UPB_UNKNOWN_SELECTOR, &hd); + + if (!handler) return n; + return handler(s->closure, hd, buf, n); +} + +UPB_INLINE bool upb_sink_startmsg(upb_sink *s) { + typedef upb_startmsg_handlerfunc func; + func *startmsg; + const void *hd; + if (!s->handlers) return true; + startmsg = + (func *)upb_handlers_gethandler(s->handlers, UPB_STARTMSG_SELECTOR, &hd); + + if (!startmsg) return true; + return startmsg(s->closure, hd); +} + +UPB_INLINE bool upb_sink_endmsg(upb_sink *s, upb_status *status) { + typedef upb_endmsg_handlerfunc func; + func *endmsg; + const void *hd; + if (!s->handlers) return true; + endmsg = + (func *)upb_handlers_gethandler(s->handlers, UPB_ENDMSG_SELECTOR, &hd); + + if (!endmsg) return true; + return endmsg(s->closure, hd, status); +} + +UPB_INLINE bool upb_sink_startseq(upb_sink *s, upb_selector_t sel, + upb_sink *sub) { + typedef upb_startfield_handlerfunc func; + func *startseq; + const void *hd; + sub->closure = s->closure; + sub->handlers = s->handlers; + if (!s->handlers) return true; + startseq = (func*)upb_handlers_gethandler(s->handlers, sel, &hd); + + if (!startseq) return true; + sub->closure = startseq(s->closure, hd); + return sub->closure ? true : false; +} + +UPB_INLINE bool upb_sink_endseq(upb_sink *s, upb_selector_t sel) { + typedef upb_endfield_handlerfunc func; + func *endseq; + const void *hd; + if (!s->handlers) return true; + endseq = (func*)upb_handlers_gethandler(s->handlers, sel, &hd); + + if (!endseq) return true; + return endseq(s->closure, hd); +} + +UPB_INLINE bool upb_sink_startstr(upb_sink *s, upb_selector_t sel, + size_t size_hint, upb_sink *sub) { + typedef upb_startstr_handlerfunc func; + func *startstr; + const void *hd; + sub->closure = s->closure; + sub->handlers = s->handlers; + if (!s->handlers) return true; + startstr = (func*)upb_handlers_gethandler(s->handlers, sel, &hd); + + if (!startstr) return true; + sub->closure = startstr(s->closure, hd, size_hint); + return sub->closure ? true : false; +} + +UPB_INLINE bool upb_sink_endstr(upb_sink *s, upb_selector_t sel) { + typedef upb_endfield_handlerfunc func; + func *endstr; + const void *hd; + if (!s->handlers) return true; + endstr = (func*)upb_handlers_gethandler(s->handlers, sel, &hd); + + if (!endstr) return true; + return endstr(s->closure, hd); +} + +UPB_INLINE bool upb_sink_startsubmsg(upb_sink *s, upb_selector_t sel, + upb_sink *sub) { + typedef upb_startfield_handlerfunc func; + func *startsubmsg; + const void *hd; + sub->closure = s->closure; + if (!s->handlers) { + sub->handlers = NULL; + return true; + } + sub->handlers = upb_handlers_getsubhandlers_sel(s->handlers, sel); + startsubmsg = (func*)upb_handlers_gethandler(s->handlers, sel, &hd); + + if (!startsubmsg) return true; + sub->closure = startsubmsg(s->closure, hd); + return sub->closure ? true : false; +} + +UPB_INLINE bool upb_sink_endsubmsg(upb_sink *s, upb_selector_t sel) { + typedef upb_endfield_handlerfunc func; + func *endsubmsg; + const void *hd; + if (!s->handlers) return true; + endsubmsg = (func*)upb_handlers_gethandler(s->handlers, sel, &hd); + + if (!endsubmsg) return s->closure; + return endsubmsg(s->closure, hd); +} + +UPB_END_EXTERN_C #ifdef __cplusplus @@ -81,16 +241,24 @@ class upb::Sink { * * TODO: once the Handlers know the expected closure type, verify that T * matches it. */ - template <class T> Sink(const Handlers* handlers, T* closure); + template <class T> Sink(const upb_handlers* handlers, T* closure) { + Reset(handlers, closure); + } + + upb_sink* ptr() { return &sink_; } /* Resets the value of the sink. */ - template <class T> void Reset(const Handlers* handlers, T* closure); + template <class T> void Reset(const upb_handlers* handlers, T* closure) { + upb_sink_reset(&sink_, handlers, closure); + } /* Returns the top-level object that is bound to this sink. * * TODO: once the Handlers know the expected closure type, verify that T * matches it. */ - template <class T> T* GetObject() const; + template <class T> T* GetObject() const { + return static_cast<T*>(sink_.closure); + } /* Functions for pushing data into the sink. * @@ -108,37 +276,57 @@ class upb::Sink { * // ... * sink->EndMessage(&status); * sink->EndSubMessage(endsubmsg_selector); */ - bool StartMessage(); - bool EndMessage(Status* status); + bool StartMessage() { return upb_sink_startmsg(&sink_); } + bool EndMessage(Status* status) { return upb_sink_endmsg(&sink_, status); } /* Putting of individual values. These work for both repeated and * non-repeated fields, but for repeated fields you must wrap them in * calls to StartSequence()/EndSequence(). */ - bool PutInt32(Handlers::Selector s, int32_t val); - bool PutInt64(Handlers::Selector s, int64_t val); - bool PutUInt32(Handlers::Selector s, uint32_t val); - bool PutUInt64(Handlers::Selector s, uint64_t val); - bool PutFloat(Handlers::Selector s, float val); - bool PutDouble(Handlers::Selector s, double val); - bool PutBool(Handlers::Selector s, bool val); + bool PutInt32(HandlersPtr::Selector s, int32_t val) { + return upb_sink_putint32(&sink_, s, val); + } + + bool PutInt64(HandlersPtr::Selector s, int64_t val) { + return upb_sink_putint64(&sink_, s, val); + } + + bool PutUInt32(HandlersPtr::Selector s, uint32_t val) { + return upb_sink_putuint32(&sink_, s, val); + } + + bool PutUInt64(HandlersPtr::Selector s, uint64_t val) { + return upb_sink_putuint64(&sink_, s, val); + } + + bool PutFloat(HandlersPtr::Selector s, float val) { + return upb_sink_putfloat(&sink_, s, val); + } + + bool PutDouble(HandlersPtr::Selector s, double val) { + return upb_sink_putdouble(&sink_, s, val); + } + + bool PutBool(HandlersPtr::Selector s, bool val) { + return upb_sink_putbool(&sink_, s, val); + } /* Putting of string/bytes values. Each string can consist of zero or more * non-contiguous buffers of data. * * For StartString(), the function will write a sink for the string to "sub." * The sub-sink must be used for any/all PutStringBuffer() calls. */ - bool StartString(Handlers::Selector s, size_t size_hint, Sink* sub); - size_t PutStringBuffer(Handlers::Selector s, const char *buf, size_t len, - const BufferHandle *handle); - bool EndString(Handlers::Selector s); + bool StartString(HandlersPtr::Selector s, size_t size_hint, Sink* sub); + size_t PutStringBuffer(HandlersPtr::Selector s, const char *buf, size_t len, + const upb_bufhandle *handle); + bool EndString(HandlersPtr::Selector s); /* For submessage fields. * * For StartSubMessage(), the function will write a sink for the string to * "sub." The sub-sink must be used for any/all handlers called within the * submessage. */ - bool StartSubMessage(Handlers::Selector s, Sink* sub); - bool EndSubMessage(Handlers::Selector s); + bool StartSubMessage(HandlersPtr::Selector s, Sink* sub); + bool EndSubMessage(HandlersPtr::Selector s); /* For repeated fields of any type, the sequence of values must be wrapped in * these calls. @@ -146,84 +334,26 @@ class upb::Sink { * For StartSequence(), the function will write a sink for the string to * "sub." The sub-sink must be used for any/all handlers called within the * sequence. */ - bool StartSequence(Handlers::Selector s, Sink* sub); - bool EndSequence(Handlers::Selector s); + bool StartSequence(HandlersPtr::Selector s, Sink* sub); + bool EndSequence(HandlersPtr::Selector s); /* Copy and assign specifically allowed. * We don't even bother making these members private because so many * functions need them and this is mainly just a dumb data container anyway. */ -#else -struct upb_sink { -#endif - const upb_handlers *handlers; - void *closure; -}; -#ifdef __cplusplus -class upb::BytesSink { - public: - BytesSink() {} + private: + upb_sink sink_; +}; - /* Constructs a new sink for the given frozen handlers and closure. - * - * TODO(haberman): once the Handlers know the expected closure type, verify - * that T matches it. */ - template <class T> BytesSink(const BytesHandler* handler, T* closure); +#endif /* __cplusplus */ - /* Resets the value of the sink. */ - template <class T> void Reset(const BytesHandler* handler, T* closure); +/* upb_bytessink **************************************************************/ - bool Start(size_t size_hint, void **subc); - size_t PutBuffer(void *subc, const char *buf, size_t len, - const BufferHandle *handle); - bool End(); -#else -struct upb_bytessink { -#endif +typedef struct { const upb_byteshandler *handler; void *closure; -}; - -#ifdef __cplusplus - -/* A class for pushing a flat buffer of data to a BytesSink. - * You can construct an instance of this to get a resumable source, - * or just call the static PutBuffer() to do a non-resumable push all in one - * go. */ -class upb::BufferSource { - public: - BufferSource(); - BufferSource(const char* buf, size_t len, BytesSink* sink); - - /* Returns true if the entire buffer was pushed successfully. Otherwise the - * next call to PutNext() will resume where the previous one left off. - * TODO(haberman): implement this. */ - bool PutNext(); - - /* A static version; with this version is it not possible to resume in the - * case of failure or a partially-consumed buffer. */ - static bool PutBuffer(const char* buf, size_t len, BytesSink* sink); - - template <class T> static bool PutBuffer(const T& str, BytesSink* sink) { - return PutBuffer(str.c_str(), str.size(), sink); - } -#else -struct upb_bufsrc { - char dummy; -#endif -}; - -UPB_BEGIN_EXTERN_C - -/* A class for accumulating output string data in a flat buffer. */ - -upb_bufsink *upb_bufsink_new(upb_env *env); -void upb_bufsink_free(upb_bufsink *sink); -upb_bytessink *upb_bufsink_sink(upb_bufsink *sink); -const char *upb_bufsink_getdata(const upb_bufsink *sink, size_t *len); - -/* Inline definitions. */ +} upb_bytessink ; UPB_INLINE void upb_bytessink_reset(upb_bytessink *s, const upb_byteshandler *h, void *closure) { @@ -240,8 +370,8 @@ UPB_INLINE bool upb_bytessink_start(upb_bytessink *s, size_t size_hint, start = (func *)s->handler->table[UPB_STARTSTR_SELECTOR].func; if (!start) return true; - *subc = start(s->closure, upb_handlerattr_handlerdata( - &s->handler->table[UPB_STARTSTR_SELECTOR].attr), + *subc = start(s->closure, + s->handler->table[UPB_STARTSTR_SELECTOR].attr.handler_data, size_hint); return *subc != NULL; } @@ -255,8 +385,7 @@ UPB_INLINE size_t upb_bytessink_putbuf(upb_bytessink *s, void *subc, putbuf = (func *)s->handler->table[UPB_STRING_SELECTOR].func; if (!putbuf) return true; - return putbuf(subc, upb_handlerattr_handlerdata( - &s->handler->table[UPB_STRING_SELECTOR].attr), + return putbuf(subc, s->handler->table[UPB_STRING_SELECTOR].attr.handler_data, buf, size, handle); } @@ -268,266 +397,80 @@ UPB_INLINE bool upb_bytessink_end(upb_bytessink *s) { if (!end) return true; return end(s->closure, - upb_handlerattr_handlerdata( - &s->handler->table[UPB_ENDSTR_SELECTOR].attr)); -} - -bool upb_bufsrc_putbuf(const char *buf, size_t len, upb_bytessink *sink); - -#define PUTVAL(type, ctype) \ - UPB_INLINE bool upb_sink_put##type(upb_sink *s, upb_selector_t sel, \ - ctype val) { \ - typedef upb_##type##_handlerfunc functype; \ - functype *func; \ - const void *hd; \ - if (!s->handlers) return true; \ - func = (functype *)upb_handlers_gethandler(s->handlers, sel); \ - if (!func) return true; \ - hd = upb_handlers_gethandlerdata(s->handlers, sel); \ - return func(s->closure, hd, val); \ - } - -PUTVAL(int32, int32_t) -PUTVAL(int64, int64_t) -PUTVAL(uint32, uint32_t) -PUTVAL(uint64, uint64_t) -PUTVAL(float, float) -PUTVAL(double, double) -PUTVAL(bool, bool) -#undef PUTVAL - -UPB_INLINE void upb_sink_reset(upb_sink *s, const upb_handlers *h, void *c) { - s->handlers = h; - s->closure = c; + s->handler->table[UPB_ENDSTR_SELECTOR].attr.handler_data); } -UPB_INLINE size_t upb_sink_putstring(upb_sink *s, upb_selector_t sel, - const char *buf, size_t n, - const upb_bufhandle *handle) { - typedef upb_string_handlerfunc func; - func *handler; - const void *hd; - if (!s->handlers) return n; - handler = (func *)upb_handlers_gethandler(s->handlers, sel); - - if (!handler) return n; - hd = upb_handlers_gethandlerdata(s->handlers, sel); - return handler(s->closure, hd, buf, n, handle); -} - -UPB_INLINE bool upb_sink_putunknown(upb_sink *s, const char *buf, size_t n) { - typedef upb_unknown_handlerfunc func; - func *handler; - const void *hd; - if (!s->handlers) return true; - handler = (func *)upb_handlers_gethandler(s->handlers, UPB_UNKNOWN_SELECTOR); - - if (!handler) return n; - hd = upb_handlers_gethandlerdata(s->handlers, UPB_UNKNOWN_SELECTOR); - return handler(s->closure, hd, buf, n); -} - -UPB_INLINE bool upb_sink_startmsg(upb_sink *s) { - typedef upb_startmsg_handlerfunc func; - func *startmsg; - const void *hd; - if (!s->handlers) return true; - startmsg = (func*)upb_handlers_gethandler(s->handlers, UPB_STARTMSG_SELECTOR); - - if (!startmsg) return true; - hd = upb_handlers_gethandlerdata(s->handlers, UPB_STARTMSG_SELECTOR); - return startmsg(s->closure, hd); -} - -UPB_INLINE bool upb_sink_endmsg(upb_sink *s, upb_status *status) { - typedef upb_endmsg_handlerfunc func; - func *endmsg; - const void *hd; - if (!s->handlers) return true; - endmsg = (func *)upb_handlers_gethandler(s->handlers, UPB_ENDMSG_SELECTOR); - - if (!endmsg) return true; - hd = upb_handlers_gethandlerdata(s->handlers, UPB_ENDMSG_SELECTOR); - return endmsg(s->closure, hd, status); -} +#ifdef __cplusplus -UPB_INLINE bool upb_sink_startseq(upb_sink *s, upb_selector_t sel, - upb_sink *sub) { - typedef upb_startfield_handlerfunc func; - func *startseq; - const void *hd; - sub->closure = s->closure; - sub->handlers = s->handlers; - if (!s->handlers) return true; - startseq = (func*)upb_handlers_gethandler(s->handlers, sel); +class upb::BytesSink { + public: + BytesSink() {} - if (!startseq) return true; - hd = upb_handlers_gethandlerdata(s->handlers, sel); - sub->closure = startseq(s->closure, hd); - return sub->closure ? true : false; -} + upb_bytessink* ptr() { return &sink_; } -UPB_INLINE bool upb_sink_endseq(upb_sink *s, upb_selector_t sel) { - typedef upb_endfield_handlerfunc func; - func *endseq; - const void *hd; - if (!s->handlers) return true; - endseq = (func*)upb_handlers_gethandler(s->handlers, sel); + /* Constructs a new sink for the given frozen handlers and closure. + * + * TODO(haberman): once the Handlers know the expected closure type, verify + * that T matches it. */ + template <class T> BytesSink(const upb_byteshandler* handler, T* closure) { + upb_bytessink_reset(&sink_, handler, closure); + } - if (!endseq) return true; - hd = upb_handlers_gethandlerdata(s->handlers, sel); - return endseq(s->closure, hd); -} + /* Resets the value of the sink. */ + template <class T> void Reset(const upb_byteshandler* handler, T* closure) { + upb_bytessink_reset(&sink_, handler, closure); + } -UPB_INLINE bool upb_sink_startstr(upb_sink *s, upb_selector_t sel, - size_t size_hint, upb_sink *sub) { - typedef upb_startstr_handlerfunc func; - func *startstr; - const void *hd; - sub->closure = s->closure; - sub->handlers = s->handlers; - if (!s->handlers) return true; - startstr = (func*)upb_handlers_gethandler(s->handlers, sel); + bool Start(size_t size_hint, void **subc) { + return upb_bytessink_start(&sink_, size_hint, subc); + } - if (!startstr) return true; - hd = upb_handlers_gethandlerdata(s->handlers, sel); - sub->closure = startstr(s->closure, hd, size_hint); - return sub->closure ? true : false; -} + size_t PutBuffer(void *subc, const char *buf, size_t len, + const upb_bufhandle *handle) { + return upb_bytessink_putbuf(&sink_, subc, buf, len, handle); + } -UPB_INLINE bool upb_sink_endstr(upb_sink *s, upb_selector_t sel) { - typedef upb_endfield_handlerfunc func; - func *endstr; - const void *hd; - if (!s->handlers) return true; - endstr = (func*)upb_handlers_gethandler(s->handlers, sel); + bool End() { + return upb_bytessink_end(&sink_); + } - if (!endstr) return true; - hd = upb_handlers_gethandlerdata(s->handlers, sel); - return endstr(s->closure, hd); -} + private: + upb_bytessink sink_; +}; -UPB_INLINE bool upb_sink_startsubmsg(upb_sink *s, upb_selector_t sel, - upb_sink *sub) { - typedef upb_startfield_handlerfunc func; - func *startsubmsg; - const void *hd; - sub->closure = s->closure; - if (!s->handlers) { - sub->handlers = NULL; - return true; - } - sub->handlers = upb_handlers_getsubhandlers_sel(s->handlers, sel); - startsubmsg = (func*)upb_handlers_gethandler(s->handlers, sel); +#endif /* __cplusplus */ - if (!startsubmsg) return true; - hd = upb_handlers_gethandlerdata(s->handlers, sel); - sub->closure = startsubmsg(s->closure, hd); - return sub->closure ? true : false; -} +/* upb_bufsrc *****************************************************************/ -UPB_INLINE bool upb_sink_endsubmsg(upb_sink *s, upb_selector_t sel) { - typedef upb_endfield_handlerfunc func; - func *endsubmsg; - const void *hd; - if (!s->handlers) return true; - endsubmsg = (func*)upb_handlers_gethandler(s->handlers, sel); +UPB_BEGIN_EXTERN_C - if (!endsubmsg) return s->closure; - hd = upb_handlers_gethandlerdata(s->handlers, sel); - return endsubmsg(s->closure, hd); -} +bool upb_bufsrc_putbuf(const char *buf, size_t len, upb_bytessink *sink); UPB_END_EXTERN_C #ifdef __cplusplus namespace upb { - -template <class T> Sink::Sink(const Handlers* handlers, T* closure) { - upb_sink_reset(this, handlers, closure); -} -template <class T> -inline void Sink::Reset(const Handlers* handlers, T* closure) { - upb_sink_reset(this, handlers, closure); -} -inline bool Sink::StartMessage() { - return upb_sink_startmsg(this); -} -inline bool Sink::EndMessage(Status* status) { - return upb_sink_endmsg(this, status); -} -inline bool Sink::PutInt32(Handlers::Selector sel, int32_t val) { - return upb_sink_putint32(this, sel, val); -} -inline bool Sink::PutInt64(Handlers::Selector sel, int64_t val) { - return upb_sink_putint64(this, sel, val); -} -inline bool Sink::PutUInt32(Handlers::Selector sel, uint32_t val) { - return upb_sink_putuint32(this, sel, val); -} -inline bool Sink::PutUInt64(Handlers::Selector sel, uint64_t val) { - return upb_sink_putuint64(this, sel, val); -} -inline bool Sink::PutFloat(Handlers::Selector sel, float val) { - return upb_sink_putfloat(this, sel, val); -} -inline bool Sink::PutDouble(Handlers::Selector sel, double val) { - return upb_sink_putdouble(this, sel, val); +template <class T> bool PutBuffer(const T& str, upb_bytessink* sink) { + return upb_bufsrc_putbuf(str.c_str(), str.size(), sink); } -inline bool Sink::PutBool(Handlers::Selector sel, bool val) { - return upb_sink_putbool(this, sel, val); -} -inline bool Sink::StartString(Handlers::Selector sel, size_t size_hint, - Sink *sub) { - return upb_sink_startstr(this, sel, size_hint, sub); -} -inline size_t Sink::PutStringBuffer(Handlers::Selector sel, const char *buf, - size_t len, const BufferHandle* handle) { - return upb_sink_putstring(this, sel, buf, len, handle); -} -inline bool Sink::EndString(Handlers::Selector sel) { - return upb_sink_endstr(this, sel); -} -inline bool Sink::StartSubMessage(Handlers::Selector sel, Sink* sub) { - return upb_sink_startsubmsg(this, sel, sub); -} -inline bool Sink::EndSubMessage(Handlers::Selector sel) { - return upb_sink_endsubmsg(this, sel); -} -inline bool Sink::StartSequence(Handlers::Selector sel, Sink* sub) { - return upb_sink_startseq(this, sel, sub); -} -inline bool Sink::EndSequence(Handlers::Selector sel) { - return upb_sink_endseq(this, sel); } -template <class T> -BytesSink::BytesSink(const BytesHandler* handler, T* closure) { - Reset(handler, closure); -} +#endif /* __cplusplus */ -template <class T> -void BytesSink::Reset(const BytesHandler *handler, T *closure) { - upb_bytessink_reset(this, handler, closure); -} -inline bool BytesSink::Start(size_t size_hint, void **subc) { - return upb_bytessink_start(this, size_hint, subc); -} -inline size_t BytesSink::PutBuffer(void *subc, const char *buf, size_t len, - const BufferHandle *handle) { - return upb_bytessink_putbuf(this, subc, buf, len, handle); -} -inline bool BytesSink::End() { - return upb_bytessink_end(this); -} +/* upb_bufsink ****************************************************************/ -inline bool BufferSource::PutBuffer(const char *buf, size_t len, - BytesSink *sink) { - return upb_bufsrc_putbuf(buf, len, sink); -} +/* A class for accumulating output string data in a flat buffer. */ +struct upb_bufsink; +typedef struct upb_bufsink upb_bufsink; -} /* namespace upb */ -#endif +UPB_BEGIN_EXTERN_C + +upb_bufsink *upb_bufsink_init(upb_env *env); +void upb_bufsink_free(upb_bufsink *sink); +upb_bytessink *upb_bufsink_sink(upb_bufsink *sink); +const char *upb_bufsink_getdata(const upb_bufsink *sink, size_t *len); + +UPB_END_EXTERN_C #endif |